急倾斜综放工作面,top coal caving in steep seam face
1)top coal caving in steep seam face急倾斜综放工作面
2)Steeply inclined Longwell top-coal caving face急倾斜长壁综放工作面
3)steep working face急倾斜工作面
1.Methods of retaining water barrier and its stability analysis ofsteep working face急倾斜工作面防水煤柱留设方法及其稳定性分析
英文短句/例句
1.Methods of retaining water barrier and its stability analysis of steep working face急倾斜工作面防水煤柱留设方法及其稳定性分析
2.Analog simulation study on distributing law of gas in goaf of steep mining face急倾斜工作面采空区瓦斯分布规律的相似模拟研究
3.The effect of water-block for the bearing structure in main roof rocks due to mining in steep long-wall seam急倾斜长壁工作面开采老顶平衡结构阻水性能
4.Research on anti-down and anti-skid device in high-dipping coal face急倾斜采煤工作面防倒防滑装置的研究
5.Technology of Light-support Caving Mining with Large Angle轻放工作面大倾角仰斜开采工艺技术
6.Strata Behavior in Large Section Face of Steep Seams急斜煤层大段高工作面矿压显现规律
7.The Law of strata behaviours in Hydraulic Shortwalling A- long the Dip倾斜短壁式水采工作面的矿山压力显现规律
8.Study on Top Coal Caving Technology of Horizontal Section in Steep Seam in Weihuliang;苇湖梁煤矿急倾斜综采放煤工艺研究
9.Study on Gateway Top Caving Technology for Steep-inclined Coal Seam急倾斜煤层巷道放顶煤回采工艺研究
10.Characteristics and Prevention Technology of Spontaneous Combustion in Goaf Area of False Dip Longwall Mining Face with Flexible Hydraulic Powered Shield Support伪倾斜柔性掩护支架工作面采空区自然发火特点及防治技术
11.Study on Inclined Longwall Working Face Stress Distribution and Its Influence to Gas Pressure倾斜长壁工作面应力分布及其对瓦斯压力影响规律研究
12.Probe into Gently Dipping Strata Roof Stratifugic Water Jeopardizing on Fully Mechanized Mining Face and Controlling缓倾斜地层顶板离层水对综采工作面的危害及防治探讨
13.Inclined thick coal seam Layered over Top-coal Caving Face Mining Technology of Turning Points厚煤层倾斜分层综放工作面过转弯点开采技术探析
14.Study on Behavior of Battered Piles under Inclined Load;倾斜荷载作用下斜桩基础工作性状研究
15.Selection and Application of Section Form and Support Way in Steep Coal Seam急倾斜煤层断面形状及支护方式的选择及应用
16.having the slant of a bevel.具有斜面的倾斜特点。
17.Study of Surrounding Rock Movement of Steep Seam under Pore-water Pressure;孔隙水压作用下急倾斜煤层围岩运动规律研究
18.a sharp slanting blow.一种急速的倾斜的打击。
相关短句/例句
Steeply inclined Longwell top-coal caving face急倾斜长壁综放工作面
3)steep working face急倾斜工作面
1.Methods of retaining water barrier and its stability analysis ofsteep working face急倾斜工作面防水煤柱留设方法及其稳定性分析
4)inclined fully mechanized face倾斜综采工作面
5)top coal caving longwall face大倾角综放工作面
1.Application of face angle adjusting and revolving mining technology intop coal caving longwall faces with big dip angle;大倾角综放工作面调斜旋转开采技术的应用
6)inclined working face倾斜工作面
1.The Paper puts forward a stoping scheme withinclined working face substituted for horizontal working face against the large amount of site leveling and consequent cavity caused by shrinkage mining method.针对留矿采矿法存在的平场工作量大、会产生空洞的问题,提出了以倾斜工作面取代水平工作面的回采方案。
延伸阅读
凹模、凸凹模工作型面加工工艺过程1)备料。 n 2)锻造。锻成长方形的坯料(每件留长工艺夹头)。 n 3)热处理。退火。 n 4)铣(刨)削。铣(刨)削六面成长方形模块。 n 5)磨削。磨削上、下两端面及相邻两侧面，用90。角尺测量相邻两面的垂直度。 n 6)钳工加工。用平板和划线盘按图划线，并打样冲眼；用钻头钻螺纹底孔；用圆柱销孔的预孔；用钻头钻挡料销让位孔；用钻头在中心处钻穿丝孔等；正、反面孔口倒角；凸凹模用钻头孔扩，保证刃口高度；攻螺纹；铰孔。n7)铣削。平口钳装夹工件；用的立铣刀铣削型孔至尺寸，保证深度。 n 8)热处理。凹模工件淬硬至HRC60～64，凸凹模工件淬硬至HRC58～62。 n 9)平磨。磨上、下两端面及相邻两侧面，用90。角尺测量相邻两面的垂直度至图要求；退磁。 n 10)线切割。按图编制线切割程序，切割模型孔成形，留单面研磨余量0.005 mm。 n 11)钳工加工。研光线切割面： n 12)检验。 n复合冲裁模的装配应选择凸凹模作为装配基准件，先装下模部分，后装上模部分
